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Finding the Fourth Proportional to 8,798.50, 13,195.45 and 3,253.43

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Solution

The fourth proportional to 8,798.50, 13,195.45 and 3,253.43 is: 4,879.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,798.50 : 13,195.45 = 3,253.43 : x
  2. Step 2: Convert to fraction form
    8,798.50/13,195.45 = 3,253.43/x
  3. Step 3: Cross multiply
    8,798.50x = 13,195.45 × 3,253.43
  4. Step 4: Simplify right side
    8,798.50x = 42,930,472.89
  5. Step 5: Solve for x
    x = 42,930,472.89/8,798.50
  6. Step 6: Final answer
    x = 4,879.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.